Funding for this research was provided by:
Gruppo Nazionale per l’Analisi Matematica, la Probabilità e le loro Applicazioni (2020 Italian project “Trade-off between Number of Examples and Precision in Variations of the Fixed-Effects Panel Data Model”, funded by INdAM-GNAMPA)
Article History
First Online: 25 September 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.